KisColorSelectionPolicies::SelectAllUntilColorSoftSelectionPolicy Class Reference

#include <KisColorSelectionPolicies.h>

Inheritance diagram for KisColorSelectionPolicies::SelectAllUntilColorSoftSelectionPolicy:

Public Member Functions
ALWAYS_INLINE quint8	opacityFromDifference (quint8 difference) const
	SelectAllUntilColorSoftSelectionPolicy (int threshold, int softness)
Public Member Functions inherited from KisColorSelectionPolicies::SoftSelectionPolicy
ALWAYS_INLINE quint8	opacityFromDifference (quint8 difference) const
	SoftSelectionPolicy (int threshold, int softness)
Public Member Functions inherited from KisColorSelectionPolicies::HardSelectionPolicy
	HardSelectionPolicy (int threshold)
ALWAYS_INLINE quint8	opacityFromDifference (quint8 difference) const

Additional Inherited Members
Protected Attributes inherited from KisColorSelectionPolicies::SoftSelectionPolicy
int	m_softness
Protected Attributes inherited from KisColorSelectionPolicies::HardSelectionPolicy
int	m_threshold

Detailed Description

Definition at line 229 of file KisColorSelectionPolicies.h.

Constructor & Destructor Documentation

SelectAllUntilColorSoftSelectionPolicy()

KisColorSelectionPolicies::SelectAllUntilColorSoftSelectionPolicy::SelectAllUntilColorSoftSelectionPolicy ( int threshold, int softness )

inline

Definition at line 232 of file KisColorSelectionPolicies.h.

        : SoftSelectionPolicy(threshold, softness)
    {}

Member Function Documentation

opacityFromDifference()

ALWAYS_INLINE quint8 KisColorSelectionPolicies::SelectAllUntilColorSoftSelectionPolicy::opacityFromDifference ( quint8 difference ) const

inline

Definition at line 236 of file KisColorSelectionPolicies.h.

    {
        if (m_threshold == 0) {
            return MAX_SELECTED;
        }
        // Integer version of: 1 - ((1-threshold) - diff) / ((1-threshold) * softness)
        if (difference < m_threshold) {
            const int v = MAX_SELECTED - (m_threshold - difference) * MAX_SELECTED * 100 / (m_threshold * m_softness);
            return v < MIN_SELECTED ? MIN_SELECTED : v;
        } else {
            return MAX_SELECTED;
        }
    }

References KisColorSelectionPolicies::SoftSelectionPolicy::m_softness, KisColorSelectionPolicies::HardSelectionPolicy::m_threshold, MAX_SELECTED, MIN_SELECTED, and v.

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The documentation for this class was generated from the following file:

• libs/image/KisColorSelectionPolicies.h